      /**  
      * 下拉刷新 （自定义实现此方法）  
      * myScroll.refresh(); // 数据加载完成后，调用界面更新方法  
      */  
      function pullDownAction() {  
       setTimeout(function () {  
        var el, li, i;  
        el = document.getElementById('thelist');  
        //==========================================  
        //  ajax
	  alert( "down event");
	  		next_click();
			//===============
        myScroll.refresh(); //数据加载完成后，调用界面更新方法  Remember to refresh when contents are loaded (ie: on ajax completion)  
       }, 1000);  // <-- Simulate network congestion, remove setTimeout from production!  
      }  
	  
	    function pullUpAction() {  
       setTimeout(function () {   
        var el, li, i;  
        el = document.getElementById('thelist');  
        //==========================================  
      //  ajax
	//  alert( "up event");
	  		next_click();
			 page_loaded() ;
	  	//	alert(myScrollImp);
        //============================================  
       myScroll.refresh(); // 数据加载完成后，调用界面更新方法 Remember to refresh when contents are loaded (ie: on ajax completion)  
       }, 1000); // <-- Simulate network congestion, remove setTimeout from production!  
      }  
	  
	  var myScrollImp;
	      /** 
      * 初始化iScroll控件 
      */  
      function page_loaded() {  
       pullDownEl = document.getElementById('pullDown');  
       pullDownOffset = pullDownEl.offsetHeight;  
       pullUpEl = document.getElementById('pullUp');  
       pullUpOffset = pullUpEl.offsetHeight;  
       myScroll = new IScroll('wrapper', {  
        scrollbarClass: 'myScrollbar', /* 重要样式 */  
        useTransition: false,  
        topOffset: pullDownOffset,  
		//ati
		fixedScrollbar:true,hideScrollbar:false,bounce:true,
		
        onRefresh: function () {  
			 if (pullDownEl.className.match('loading')) {  
			  pullDownEl.className = '';  
			  pullDownEl.querySelector('.pullDownLabel').innerHTML = '下拉刷新...';  
			 } else if (pullUpEl.className.match('loading')) {  
			  pullUpEl.className = '';  
			  pullUpEl.querySelector('.pullUpLabel').innerHTML = '上拉加载更多...';  
			 }  
        },  
        onScrollMove: function () {  
			 if (this.y > 5 && !pullDownEl.className.match('flip')) {  
				  pullDownEl.className = 'flip';  
				  pullDownEl.querySelector('.pullDownLabel').innerHTML = '松手开始更新...';  
				  this.minScrollY = 0;  
			 } else if (this.y < 5 && pullDownEl.className.match('flip')) {  
				  pullDownEl.className = '';  
				  pullDownEl.querySelector('.pullDownLabel').innerHTML = '下拉刷新...';  
				  this.minScrollY = -pullDownOffset;  
			 } else if (this.y < (this.maxScrollY - 5) && !pullUpEl.className.match('flip')) {  
				  pullUpEl.className = 'flip';  
				  pullUpEl.querySelector('.pullUpLabel').innerHTML = '松手开始更新...';  
				  this.maxScrollY = this.maxScrollY;  
			 } else if (this.y > (this.maxScrollY + 5) && pullUpEl.className.match('flip')) {  
				  pullUpEl.className = '';  
				  pullUpEl.querySelector('.pullUpLabel').innerHTML = '上拉加载更多...';  
				  this.maxScrollY = pullUpOffset;  
			 }  
        },  
        onScrollEnd: function () {  
         if (pullDownEl.className.match('flip')) {  
          pullDownEl.className = 'loading';  
          pullDownEl.querySelector('.pullDownLabel').innerHTML = '加载中...';  
          pullDownAction(); // Execute custom function (ajax call?)  
         } else if (pullUpEl.className.match('flip')) {  
          pullUpEl.className = 'loading';  
          pullUpEl.querySelector('.pullUpLabel').innerHTML = '加载中...';  
          pullUpAction(); // Execute custom function (ajax call?)  
         }  
        }  
       });  
	   myScrollImp=myScroll;
       setTimeout(function () { document.getElementById('wrapper').style.left = '0'; }, 800);  
      }  
      //初始化绑定iScroll控件  
   //   document.addEventListener('touchmove', function (e) { e.preventDefault(); }, false);  
      document.addEventListener('DOMContentLoaded', page_loaded, false);  